WO2020220675A1

WO2020220675A1 - Domestic garbage incineration treatment supporting device

Info

Publication number: WO2020220675A1
Application number: PCT/CN2019/122669
Authority: WO
Inventors: 张继宁; 潘慧敏
Original assignee: 歙县绿源环保设备有限公司
Priority date: 2019-04-30
Filing date: 2019-12-03
Publication date: 2020-11-05
Also published as: CN110094741A

Abstract

A domestic garbage incineration treatment supporting device, comprising an incinerator (1), a multi-pipeline flue gas cooler (2), a water film high-pressure spraying combined dust remover (3), a flue gas treatment comprehensive adsorption tower (4), an induced draft fan (5), and a flue gas discharge combination body (6); the incinerator (1), the main multi-pipeline flue gas cooler (2), the water film high-pressure spraying combined dust remover (3), the flue gas treatment comprehensive adsorption tower (4), the induced draft fan (5), and the flue gas discharge combination body (6) being sequentially connected by means of pipelines. The device can prevent and inhibit synthesis of dioxin, and promote up-to-standard discharge of flue gas.

Description

A supporting device for incineration treatment of domestic garbage

Technical field

The invention relates to a supporting device for incineration treatment of domestic waste, belonging to the field of innovative development of supporting equipment for incineration treatment of domestic waste.

Background technique

Looking at the current garbage disposal methods and supporting equipment in small towns and rural areas, due to geographical conditions, etc., supporting small or even smallest garbage disposal equipment is the mainstay. But the premise is that we must fully realize that the performance of the living waste incineration technology is very important, because the incineration of domestic waste is closely related to the coordination of environmental factors and technical means, such as weather, seasons, waste composition, and "diligence" and "in the operation process." Lazy" and so on. In addition, the moisture content and calorific value of the garbage itself will directly affect the incineration of garbage, the production of flue gas and the quality of treatment.

For example, a "small waste incinerator" disclosed in the patent document of Chinese Patent No. ZL201210003681.8. The provided garbage incinerator includes furnace body and flue gas treatment facilities. The furnace body is provided with a feed inlet, and the furnace body is composed of an insulation layer, a preheating layer and a furnace chamber from outside to inside. There is no partition in the middle of the preheating layer, and a heat collecting air groove is arranged at the bottom. Vent holes are arranged on the partition board, and the furnace is placed above the heat-collecting air groove. The furnace is composed of a combustion chamber and a smoke storage chamber located above the combustion chamber. The bottom side of the combustion chamber is provided with a total smoke outlet. The flue gas in the furnace is led out from here and enters the flue gas treatment system. Because this furnace body changes the temperature of other basically similar incinerators, it produces an unreasonable phenomenon of up and down discontinuity, with low failure rate, uninterrupted up and down, and good combustion effect.

The disclosed small garbage incinerator is mainly embodied in air preheating, prevention of ablation of the furnace flue junction, low failure rate, and extended service life. However, under such preconditions, there are no corresponding specific measures to prevent the synthesis and decomposition of dioxins and inhibit the formation of dioxins; the secondary combustion of flue gas.

The patent document of Chinese Patent No. CN201310050414.0 discloses a "flue gas conditioning and atomization acid-base comprehensive reaction tower", and the provided "acid-base comprehensive reaction tower" has three structures: upper, middle, and lower Composed of parts. The upper part is a round box, and the top of the box is tapered. There is a smoke outlet in the center of the cone. The smoke outlet is suspended in the center of the box. The bottom of the pipe is a herringbone seal. There are three straight smoke outlets around the smoke pipe. The outer space of the smoke outlet is along the top of the cone. A circle of blocking hooks made of flat steel is welded, and a blocking hook is also welded to the bottom of the herringbone tube, and the middle is drooping in a herringbone shape. The bottom of the whole box is also herringbone, and there are several smoke outlets equally divided along the circumference. There are several circles and horizontally alternating and evenly distributed blocking hooks around the smoke outlets. All blocking hooks are suspended. In the upper center of the middle box. The whole solid is located in the center of the same area as the lower box. The middle part is a rectangular box with the same width as the diameter of the upper circle. One side is provided with a smoke inlet, and the opposite direction is provided with a reaction material inlet. At the bottom is a stirring tank for reaction materials. The semicircular center of the stirring tank is equipped with a transmission component. The bottom of the tank is provided with an outlet after the reaction material is used, and a sealed door is arranged outside. The lower part is provided with a structure support frame, and a fixing frame is welded on one side of the support frame, which acts on the assembly of the transmission motor. Before the operation, directly input the reaction material from the reaction material inlet, start the transmission member, grab the reaction material by the grab and throw it, so that the entire space is filled with aerosol state, and the processing medium is mixed with the aerosol. Under the action of the blocking hook, the cyclone is formed in a turbulent state, which is fully mixed in the reaction box to increase the comprehensive reaction effect. Let it effectively release chemical reaction components in such a processing flow field. This patented technology provided. It is mainly reflected in the production of mixed flow treatment flow field in the reaction tower to increase the time step of desulfurization and deacidification. The chemical reaction components of the reaction materials can be effectively released. However, the moisture content of the treatment medium and the influence factors on the comprehensive reaction are not considered in the treatment process. There are also evaporation, drying and semi-dry comprehensive reaction procedures in the treatment process, and the effect of the reasonable size of the structure on the chemical reaction effect.

Summary of the invention

The invention provides a reasonable flue gas flow in the main furnace of a garbage incinerator, and the flue gas derived from the furnace body is fully integrated with the unit components of the preferred flue gas treatment system at the rear, and the treatment flow field is required by each Carry out flue gas conditioning treatment to coordinate closely related environmental factors and technical means. The heat transfer and mass transfer orientation problems embodied by the combustion of domestic waste can largely solve the re-pollution of the natural environment.

A supporting device for incineration treatment of domestic garbage, including an incinerator, a multi-pipe flue gas cooler, a water film plus high-pressure spray synthetic dust collector, a flue gas treatment integrated adsorption tower, an induced draft fan, and a flue gas discharge assembly; the incineration The furnace, the main multi-pipe flue gas cooler, the water film plus high-pressure spray synthetic dust collector, the flue gas treatment integrated adsorption tower, the induced draft fan, and the flue gas discharge assembly are connected in sequence through the pipeline;

The multi-pipe flue gas cooler includes a main body, and the main body includes a flue gas outlet pipe connection, a water storage chamber, a smoke gathering chamber, and a flue gas inlet pipe from the outside to the inside; the flue gas inlet pipe is arranged at The central position of the multi-pipe flue gas cooler, the inlet pipe of the flue gas inlet pipe extends out of the top plane of the cooler;

The smoke collecting chamber is arranged around the flue gas inlet pipe and is located in the main body; the smoke collecting chamber is composed of an upper upper smoke collecting chamber and a lower lower smoke collecting chamber, and several branches are respectively arranged around the middle flue gas inlet pipe Smoke pipe; the said smoke inlet pipe is inserted into the mouth of the lower smoke gathering chamber, and the bottom is provided with a collision hook, which acts to disperse the flow stress of the smoke;

One side of the smoke gathering chamber is parallel to the branch smoke duct, and a smoke outlet duct connected to the smoke outlet pipe is provided, and the smoke outlet duct extends out of the main body; the lowermost part of the lower smoke gathering chamber Dust exhaust port is set in the center, with sealing cover on the outside;

The other spaces between the main body and the flue gas outlet duct, the smoke gathering chamber, and the flue gas inlet pipe are all water storage chambers; the top side of the water storage chamber is provided with a raw water inlet, and the bottom end is provided with Drain.

Further, the water film plus high-pressure spray synthetic dust collector includes a main body, and the outside of the main body includes a medium outlet pipe connection from top to bottom, a reservoir through which the medium outlet pipe body passes downward, a main body box, and a main body. The high-pressure spray pipe inlet pipe fittings on the box, the medium inlet pipe connection provided at the lower part of the main box, the dust-ash water collecting hopper connected to the bottom of the main box, the drainage pipe connection provided at the bottom of the dust water collecting hopper and the bottom of the main box Supporting feet

A water inlet pipe is arranged on the top of the storage pool;

In the main body, a certain gap is preset around the bottom of the reservoir and the top of the main body tank to act on the water film opening that defines the water film; the top of the main body tank is provided with three circles of disordered hooks;

The middle part of the main box is provided with two sets of medium diverting control parts. In the middle of the two sets of medium diverting control parts, there are upper and lower medium upward flow ports; the upper and lower medium upward flow ports and medium diverging control parts Disorder hooks are set at the bottom;

A high-pressure nozzle is arranged directly above the upstream flow ports of the upper and lower media; the high-pressure nozzle is connected to one end of the high-pressure spray pipe, and the other end extends out of the main box and is provided with a high-pressure spray pipe inlet pipe fitting.

Further, the flue gas discharge assembly includes an upper exhaust smoke chamber, a middle smoke duct, a lower return smoke chamber and a smoke inlet duct;

The top cover of the upper smoke discharging chamber is tapered, and is composed of a cone top plate of the smoke discharging chamber, a straight enclosure plate for discharging smoke, and a bottom plate of the discharging smoke chamber; the central position of the cone top plate of the smoke discharging chamber is set Have flue gas outlet pipe connection;

The lower return smoke chamber is composed of a roof of the return smoke chamber, a straight wall of the return smoke chamber, and a bottom plate of the return smoke chamber;

The lower part of the return smoke chamber is equipped with a cleaning port;

The upright part of the flue gas inlet duct is at the center of the main body, and the bottom is directly connected to the lower return smoke chamber, and the horizontally parallel extending part is provided with an inlet pipe connection;

Centering on the upright part of the inlet flue gas pipe, a number of flue gas pipes for returning flue gas are evenly distributed around the flue gas from the inlet flue gas duct into the lower returning flue gas chamber, and turning back and shunting from the returning flue gas duct into the exhaust flue gas chamber , Lead out from the junction of the flue gas outlet pipe.

The invention selects the main body of the garbage incinerator composed of the secondary oxygen supply incineration and two combustion chambers. The combination of unit components of the flue gas treatment system adopts dry and wet mixing technology, which increases the effect of desulfurization and dust removal. Under the combined effect of the second incineration of flue gas in the incinerator, the synthesis of dioxins is prevented and suppressed, and the flue gas is discharged to the standard.

Description of the drawings

Figure 1 is a schematic diagram of the connection structure of the present invention.

Figure 2 is a schematic diagram of the connection of the multi-pipe flue gas cooler of the present invention.

Figure 3 is a schematic diagram of the external structure of the water film plus high-pressure spray synthetic dust collector of the present invention.

Figure 4 is a cross-sectional view of the water film plus high-pressure spray synthetic dust collector of the present invention.

Figure 5 is a schematic diagram of the structure of the flue gas emission assembly of the present invention.

Detailed ways

The present invention will be further described below in conjunction with the drawings and embodiments.

A supporting device for domestic waste incineration treatment, including an incinerator 1, a multi-pipe flue gas cooler 2, a water film plus high-pressure spray synthetic dust collector 3, a flue gas treatment integrated adsorption tower 4, an induced draft fan 5, and a flue gas discharge assembly 6; The incinerator 1, the main multi-pipe flue gas cooler 2, the water film plus high-pressure spray synthetic dust collector 3, the flue gas treatment integrated adsorption tower 4, the induced draft fan 5, the flue gas discharge assembly 6 passes through the pipeline in turn connection.

The incinerator 1 of the present invention is disclosed in Chinese Patent No. "201810420511.7", which was filed by the applicant on May 4, 2018.

The flue gas cooler provided by the present invention mainly cools the high-temperature flue gas derived from the main outlet flue of the incinerator body for a second time, using water as the cooling source, and the high-temperature flue gas passes through a cooling tube placed in the water to perform The cold and heat exchange achieves the purpose of cooling the processing medium at a time. The cooler of this technology changes other general setting methods of entering the medium from the side and the bottom, and sets a flue gas outlet in the middle of the structure. The multi-pipe flue gas cooler 2 of the present invention includes a main body. The main body includes a flue gas outlet pipe connection 2-1, a water storage chamber 2-2, a smoke gathering chamber, and a flue gas inlet pipe 2-3 from the outside to the inside. The inlet pipe 2-3 is arranged in the middle of the multi-pipe flue gas cooler, and the flue gas inlet pipe inlet pipe 2-3 extends out of the top plane of the cooler; the smoke collecting chamber of the present invention is arranged around the flue gas inlet pipe 2-3 and is located in the main body Inside; the smoke gathering chamber is composed of the upper upper smoke gathering chamber 2-4 and the lower lower smoke gathering chamber 2-5, and a number of branch smoke ducts 2-6 are respectively arranged around the middle smoke inlet pipe 2-3; smoke The inlet pipe 2-3 is inserted into the nozzle of the lower smoke collecting chamber 2-5, and the bottom is provided with a collision hook 2-7, which acts to disperse the flow stress of the flue gas; one side of the smoke collecting chamber, parallel to the branch smoke pipe, is provided with The flue gas outlet pipe is connected to the flue gas outlet duct 2-8 of 2-1, and the flue gas outlet duct 2-8 extends out of the main body. The flue gas after cooling and exchange is carried out through the flue gas duct placed in the water, and the flue gas is discharged from here and enters the next Processing unit. The bottom of the lower smoke gathering chamber 2-5 is provided with a dust outlet 2-9 in the middle, and the outside is equipped with a sealing cover; other spaces between the main body and the flue gas outlet duct, the smoke gathering chamber, and the flue gas inlet pipe are the water storage chamber 2 -2; The top side of the water storage chamber 2-2 is provided with a raw water inlet 2-10, and a drainage port 2-11 is provided inside the bottom end to realize water inflow and drainage. The position of the water inlet and drainage is controlled by maintaining a certain water level. The flow rate of the inlet and outlet water is determined by the water temperature after the cold and heat exchange. Generally speaking, countermeasures are taken based on the effect of high-temperature flue gas through cold and heat exchange. In order to maintain the stability and firmness of the structure, supporting feet are provided around the bottom.

The main part of the multi-pipe flue gas cooler of the present invention is composed of the main body peripheral plate 2-12, the main body top plate 2-13 and the bottom plate 2-14; the smoke gathering chamber is composed of the upper smoke pool bottom plate 2-15, the inner enclosure plate 2-16, and the bottom plate 2-14. The smoke pool bottom plate 2-17, the top plate 2-18, the enclosure plate 2-19, and the main body top plate 2-13 are composed. The inserted pipes are removed from the main body, and the remaining space is filled with raw cooling water.

The water film plus high-pressure spray synthetic dust collector 3 of the present invention includes a main body. The outside of the main body respectively includes a medium outlet pipe connection 3-1, a reservoir 3-2 through which the medium outlet pipe body passes downwards, and a main body box 3 from top to bottom. -3. The high-pressure spray pipe inlet pipe fittings 3-4 on the main box, the medium inlet pipe connection 3-5 set in the lower part of the main box, the dust-gray water collecting bucket 3-6 connected with the bottom of the main box, the dust-gray water The drain pipe at the bottom of the collecting bucket is connected to 3-7 and the supporting feet 3-8 at the bottom of the main tank; in the main body, a certain gap is preset around the bottom of the reservoir and the top of the main tank to define the water film formed by the water film Port 3-9; the top of the main box is provided with three circles of turbulent hooks 3-10; the middle of the main box is provided with two sets of medium flow control parts 3-11, and the upper and lower medium upflow ports are located in the middle of the two sets of medium flow control parts 3-12, 3-13; At the bottom of the upper and lower medium upward flow ports 3-12, 3-13 and the medium diverting control piece 3-11, there are turbulence hooks 3-10; the upper and lower medium upward flow ports 3 -12 and 3-13 are provided with a high-pressure nozzle directly above; the high-pressure nozzle is connected to one end of the high-pressure spray pipe 3-14, and the other end extends out of the main box to set a high-pressure spray pipe inlet fitting. A water inlet pipe 3-15 is arranged on the top of the storage tank.

The structure of the water film plus high-pressure spray synthetic dust collector matched by the present invention is similar in appearance to other similar schemes, but the concept of internal components is novel and simple. In order to improve the quality of the desulfurization dust collector and quickly reduce the temperature in the flue gas, to prevent the synthesis of dioxin. The internal treatment flow field of the main flue gas treatment chamber is a mixed flow flue gas treatment flow field. In order to generate a certain pressure gradient and increase the viscosity coefficient of the utilization belt, two sets of upper and lower high-pressure spray assemblies are arranged in the middle of the space of the upper part of the processing chamber, and ribbed steel supports are used as suspended installations. The top plate of the shunt control part and the upward flow port of the medium shunt part. It is composed of fusion mouth and disordered hooks between the medium and the water film. There are turbulent hooks distributed around the bottom of the smoke outlet pipe connection at the top of the chamber, so that the velocity field, jet velocity and mainstream velocity ratio in the flow field inside the processing chamber space can be controlled in a reasonable order. After the high temperature flue gas enters the lower part of the processing chamber through the flue gas inlet. The flow is divided tangentially upward. Because the position of the smoke outlet is in the middle of the top cover of the processing chamber, it corresponds vertically to the upward flow opening of the medium distribution part.

It is the main flow port for the diversion of flue gas. The normal stress of flue gas flow generated under the action of external force quickly changes into shear stress. It must be equipped with an induced draft fan to promote the formation and effective removal of the mixed flow treatment flow field in the treatment room. Smoke and heavy metal particles in the flue gas. A high-pressure spray pipe is arranged in the middle of the flue gas flow port, and the high-pressure nozzle is directly facing the flue gas upward flow port. The high-pressure spray water collides with the flue gas flowing as a fluid to accelerate the mixed flow and increase the desulfurization effect. The flue gas can be further divided to flow at a high speed from the fusion port between the water film and the high-pressure spray assembly of the processing chamber, and impact the liquid surface of the water film to generate a large number of droplets and water mist. The flue gas is fused and exchanged with liquid droplets and water mist through jet flow to further remove the smoke and heavy metal particles in the flue gas. The high-pressure spray assembly has a roof slope that allows the edge water of the high-pressure spray to flow down all around, forming a water curtain, and the upper and lower groups act simultaneously. The flue gas flows in contact with the water curtain, which can play a role in assisting dust removal. The disorder hooks set on the top of the processing chamber and the bottom of the assembly top plate can control the flow rate of the flue gas to the smoke outlet and increase the accuracy of indoor flue gas treatment. Residence time. It is also an important link in the formation of the indoor mixed flow field. The treated dust-containing water is connected by a pipe at the bottom of the water collecting bucket and the water outlet, and discharged into the treatment pool for use as circulating water. After treatment, the flue gas is passed through for treatment Connect the outlet pipe of the tank at the top of the chamber. Connect the next processing unit with a pipeline to complete the processing flow in the processor.

The comprehensive adsorption tower for flue gas treatment of the present invention is disclosed in Chinese Patent No. "201820657303.4", which was filed by the applicant on May 4, 2018.

The induced draft fan 5 of the present invention adopts a conductive component cooling type, so as to avoid component distortion caused by long-term high-speed operation, which affects normal conduction. The B-type conduction mode is used for the flue gas system compatibility. Orifice tube to help remove the aerosol water in the fan, reduce corrosion, extend the life of the fan, and reduce maintenance costs.

An emission assembly is provided at the rear end of the present invention, which changes the traditional flue gas emission process. Innovative, the flue gas uses a single channel to enter the structure, and is returned from the multiple flue gas ducts distributed around the flue gas pipe to the upper exhaust flue gas chamber, and enters the exhaust flue pipe from the smoke outlet to reduce the atmospheric pressure in the assembly. Long the flow of smoke in the structure. Promote the rationality of the entire flue gas treatment process.

The flue gas discharge assembly 6 includes an upper smoke discharge chamber 6-1, a middle smoke duct 6-2, a lower return smoke chamber 6-3 and a flue gas inlet duct 6-4; the upper smoke discharge chamber top cover Cone shape, composed of the top plate 6-5 of the smoke discharge chamber, the straight enclosure plate 6-6 of the smoke discharge chamber, and the bottom plate 6-7 of the smoke discharge chamber; the central position of the cone top plate 6-5 of the smoke discharge chamber is provided The flue gas outlet pipe is connected to 6-8; the lower return smoke chamber 6-3 is composed of the return smoke chamber roof 6-9, the return smoke chamber straight wall 6-10, and the return smoke chamber bottom plate 6-11; the lower part of the return smoke chamber Equipped with cleaning ports 6-12; the upright part of the flue gas inlet duct 6-4 is at the center of the main body and the bottom is directly connected to the lower return flue chamber. The horizontally extending part is provided with an inlet pipe connection, and the bottom of the flue gas inlet duct is welded with a disordered hook 6-13; Centered on the upright part of the inlet flue gas pipe, a number of flue gas pipes 6-2 are evenly distributed around the flue gas pipes 6-2, the flue gas enters the lower return flue chamber from the inlet flue gas pipe, and the return flow divides from the return flue gas pipe It enters into the exhaust smoke chamber and leads out from the junction of the flue gas outlet pipe. The flue gas inlet duct 6-4 is connected with the air supply pipe of the induced draft fan 5.

The main body of the incinerator matched by the technology of the present invention is provided with a combustion chamber and a second combustion chamber, because a secondary air inlet is provided between the two chambers. The top of the second combustion chamber is provided with an upward-rotating flow smoke port and an enveloping flue, which makes the flue gas flow in the whole structure reasonable and orderly, so the temperature of the flue gas derived from the second combustion chamber is higher. In order to quickly reduce the flue gas temperature and prevent the synthesis of dioxins, the flue gas treatment system is equipped with cooling and temperature reduction and water film + high-pressure spray desulfurization and dust removal equipment. The flue gas after temperature treatment has high moisture content, in order to dry the flue gas And further remove the acid gas and organic matter such as dioxins in the flue gas, cadmium, lead, and heavy metal particles with an average diameter of only 40-80 microns. On the basis of the temperature treatment, a comprehensive flue gas adsorption tower is installed. The pollutants in the flue gas are combined and reacted with the reaction material in the treatment chamber, settled and adsorbed by the activated carbon set in the tower. Equipped with ejector equipment, the induced draft fan is branched and deflected to the flue gas discharge system and discharged through the flue gas discharge pipe.

The invention can make the amount of floating and flowing flue gas generated after garbage incineration is small, and the flue gas flow in the chamber is reasonable and orderly. The flue gas is processed by multi-unit effect, which can effectively remove acid gas, dioxin organic matter and heavy metal particles in the flue gas. The present invention Although the specific embodiments of the present invention have been described and illustrated in detail above, it should be pointed out that we can make various equivalent changes and modifications to the above embodiments according to the concept of the present invention, and the resulting functional effects If it still does not exceed the spirit covered by the specification, it should fall within the protection scope of the present invention.

Claims

A supporting device for incineration treatment of domestic garbage, which is characterized by comprising an incinerator, a multi-pipe flue gas cooler, a water film plus high-pressure spray synthetic dust collector, a flue gas treatment integrated adsorption tower, an induced draft fan, and a flue gas discharge assembly; The incinerator, the main multi-pipe flue gas cooler, the water film plus high-pressure spraying synthetic dust collector, the flue gas treatment integrated adsorption tower, the induced draft fan, and the flue gas discharge assembly are connected in sequence through pipelines;

The multi-pipe flue gas cooler includes a main body, and the main body includes a flue gas outlet pipe connection, a water storage chamber, a smoke gathering chamber, and a flue gas inlet pipe from the outside to the inside; the flue gas inlet pipe is arranged at The central position of the multi-pipe flue gas cooler, the inlet pipe of the flue gas inlet pipe extends out of the top plane of the cooler;

The smoke collecting chamber is arranged around the flue gas inlet pipe and is located in the main body; the smoke collecting chamber is composed of an upper upper smoke collecting chamber and a lower lower smoke collecting chamber, and several branches are respectively arranged around the middle flue gas inlet pipe Smoke pipe; the said smoke inlet pipe is inserted into the mouth of the lower smoke gathering chamber, and the bottom is provided with a collision hook, which acts to disperse the flow stress of the smoke;

One side of the smoke gathering chamber is parallel to the branch smoke duct, and a smoke outlet duct connected to the smoke outlet pipe is provided, and the smoke outlet duct extends out of the main body; the lowermost part of the lower smoke gathering chamber Dust exhaust port is set in the center, with sealing cover on the outside;

The other spaces between the main body and the flue gas outlet duct, the smoke gathering chamber, and the flue gas inlet pipe are all water storage chambers; the top side of the water storage chamber is provided with a raw water inlet, and the bottom end is provided with Drain.
The domestic garbage incineration treatment supporting device according to claim 1, wherein the water film plus high pressure spray synthetic dust collector includes a main body, and the outside of the main body includes a medium outlet pipe connection from top to bottom. , The medium outlet pipe body downwards through the reservoir, the main body box, the high-pressure spray pipe inlet pipe fittings on the main body box, the medium inlet pipe connection set at the lower part of the main body box, and the dust, dust and water that are connected to the bottom of the main body box. Drainage pipe connection at the bottom of the bucket, dust, dust and water gathering bucket and supporting feet at the bottom of the main box;

A water inlet pipe is arranged on the top of the storage pool;

In the main body, a certain gap is preset around the bottom of the reservoir and the top of the main body tank to act on the water film opening that defines the water film; the top of the main body tank is provided with three circles of disordered hooks;

The middle part of the main box is provided with two sets of medium diverting control parts. In the middle of the two sets of medium diverting control parts, there are upper and lower medium upward flow ports; the upper and lower medium upward flow ports and medium diverging control parts Disorder hooks are set at the bottom;

A high-pressure nozzle is arranged directly above the upstream flow ports of the upper and lower media; the high-pressure nozzle is connected to one end of the high-pressure spray pipe, and the other end extends out of the main box and is provided with a high-pressure spray pipe inlet pipe fitting.
The domestic waste incineration treatment supporting device according to claim 1, wherein the flue gas emission assembly comprises an upper exhaust smoke chamber, a middle smoke duct, a lower return smoke chamber and smoke Inlet pipe

The top cover of the upper smoke discharging chamber is tapered, and is composed of a cone top plate of the smoke discharging chamber, a straight enclosure plate for discharging smoke, and a bottom plate of the discharging smoke chamber; the central position of the cone top plate of the smoke discharging chamber is set Have flue gas outlet pipe connection;

The lower part of the return smoke chamber is composed of a roof of the return smoke chamber, a straight wall of the return smoke chamber, and a bottom plate of the return smoke chamber; the lower part of the return smoke chamber is equipped with an ash removal port;

The upright part of the flue gas inlet duct is located at the center of the main body and the bottom is directly connected to the lower return smoke chamber, and the horizontally parallel extending part is provided with inlet pipe connections;

Centering on the upright part of the inlet flue gas pipe, a number of flue gas pipes for returning flue gas are evenly distributed around the flue gas from the inlet flue gas duct into the lower returning flue gas chamber, and turning back and shunting from the returning flue gas duct into the exhaust flue gas chamber , Lead out from the junction of the flue gas outlet pipe.